Cass Creek FireTacks Trail Markers Lure FireTacks maintain reflectively in moisture conditions like rain, fog, sleet, or snow - conditions where ordinary trail markers virtually disappear! FireTacks are so incredibly bright, you will need fewer tacks per distance. your flashlight near your eyes for viewing, FireTacks will "pop" out and be brighter than anything you have ever seen! 13 orange and 12 white Harmon Firetacks for 25 per package.